65561340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{84053}}^1$

素因数の和:84078

約数の個数: 48

約数和(自身を含む): 197695008

約数和(自身を除く): 132133668

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 84053, 168106, 252159, 336212, 420265, 504318, 840530, 1008636, 1092689, 1260795, 1681060, 2185378, 2521590, 3278067, 4370756, 5043180, 5463445, 6556134, 10926890, 13112268, 16390335, 21853780, 32780670, 65561340]

約数ペア:

[(1, 65561340), (2, 32780670), (3, 21853780), (4, 16390335), (5, 13112268), (6, 10926890), (10, 6556134), (12, 5463445), (13, 5043180), (15, 4370756), (20, 3278067), (26, 2521590), (30, 2185378), (39, 1681060), (52, 1260795), (60, 1092689), (65, 1008636), (78, 840530), (130, 504318), (156, 420265), (195, 336212), (260, 252159), (390, 168106), (780, 84053)]